[1] IRCCS H San Raffaele, Gen Diag Human Pathol Unit, I-20132 Milan, Italy
[2] IRCCS H San Raffaele, Prot Engn Unit, I-20132 Milan, Italy
[3] Univ Verona, Dept Clin & Expt Med, I-37134 Verona, Italy
[4] IRCCS H San Raffaele, Separat Tech Unit, I-20132 Milan, Italy
[5] Univ Parma, Sect Ophthalmol, I-43100 Parma, Italy
[6] Univ Brescia, Fac Med, Sect Chem, I-25100 Brescia, Italy